DCTA
| Acronym | Definition |
|---|---|
| DCTA | Departamento de Ciência e Tecnologia Aeroespacial (Portuguese: Department of Aerospace Science and Technology; Brazil) |
| DCTA | Denton County Transportation Authority (Texas) |
| DCTA | Denver Classroom Teachers Association (Denver, CO) |
| DCTA | Digital Coding & Tracking Association (trade) |
| DCTA | Diaminocyclohexanetetraacetic Acid (chelating agent) |
| DCTA | Dorchester County Taxpayers Association (South Carolina) |
| DCTA | DeSoto County Teachers Association |
| DCTA | Defense Clothing and Textiles Agency |